OBJECTIVETo observe the clinical effect of pestle needle at Yaoyangguan bazhen and Heche-mingqiang section for bi syndrome (cold dampness type) at low back.

METHODSThirty-one patients of bi syndrome (cold dampness type) at low back were treated with pestle needle at Yaoyangguan bazhen and Heche-mingqiang section. After the treatment of pestle needle, traditional acupuncture was used at Shenshu (BL 23), Dachangshu (BL 25), Huantiao (GB 30), Weizhong (BL 40), Chengshan (BL 57), Kunlun (BL 60), etc., followed by TCM washing at low back and legs. Once daily, five days of treatment were taken as one course, and there was an interval of 2 days between two courses. Totally 4 courses were given. The visual analogue scale (VAS) before and after treatment was observed, and the clinical efficacy was evaluated.

RESULTSThe total effective rate was 90.3% (28/31) in 31 patients; the VAS after treatment was (2.42 ± 0.78), which was significantly, different from (5.59 ± 1.17) before treatment (P < 0.01). CONCLUSION The pestle needle at Yaoyangguan bazhen and Heche-mingqiang section is effective, noninvasive, painless for low-back bi syndrome (cold dampness type), and it is convenient for operation and easily accepted.